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Finding the Fourth Proportional to 633,986.53, 950,878.64 and 234,536.45

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Solution

The fourth proportional to 633,986.53, 950,878.64 and 234,536.45 is: 351,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,986.53 : 950,878.64 = 234,536.45 : x
  2. Step 2: Convert to fraction form
    633,986.53/950,878.64 = 234,536.45/x
  3. Step 3: Cross multiply
    633,986.53x = 950,878.64 × 234,536.45
  4. Step 4: Simplify right side
    633,986.53x = 223,015,696,438.38
  5. Step 5: Solve for x
    x = 223,015,696,438.38/633,986.53
  6. Step 6: Final answer
    x = 351,767.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.